Figure 1. This Bumble Bee “jasper,” measuring 32 × 54 mm, is a mixture of volcanic lava and sediment. Photo by Robert Weldon/GIA; courtesy of Robert E. Kane. At the Tucson Gem and Mineral Show, All in ...
True Blue Opals & Gems is a wholesaler of loose opals, gemstones and gemstone beads. We also carry opal and gemstone rough. We have been in this business since 2003 and source our inventory directly ...